Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 8183488 | Electrical switching apparatus and load conductor therefor A load conductor is provided for an electrical switching apparatus, such as a circuit breaker. The circuit breaker includes a housing having a number of recesses. The load conductor includes first and second opposing sides, an intermediate portion extending between ... | 05/22/2012 |
| 8138864 | Circuit interrupter including a molded case made of liquid crystal polymer A circuit interrupter includes a housing having a molded case made of liquid crystal polymer. Separable contacts are disposed within the housing. An operating mechanism is disposed within the housing and is structured to open and close the separable contacts. A trip... | 03/20/2012 |
| 8094436 | Plug-in circuit breaker assembly A circuit breaker assembly includes a housing, an electrical bus structure coupled to the housing, and a number of first plug-in members coupled to the electrical bus structure. A number of circuit breakers include a first surface and a second plug-in member dispose... | 01/10/2012 |
| 8004283 | Method of actuating a test function of an electrical switching apparatus at a panel and electrical switching apparatus employing the same An arc fault circuit breaker includes a panel having a first side and an opposite second side, a housing coupled to the opposite second side of the panel, separable contacts, an operating mechanism structured to open and close the separable contacts, and a trip mech... | 08/23/2011 |
| 7724660 | Communication traffic congestion management systems and methods Communication traffic congestion management systems and methods are disclosed. Communication traffic is analyzed to determine its type, and a traffic congestion management function to be applied to the received communication traffic is selected based on the determin... | 05/25/2010 |
| 7595601 | Electric bolt/nut fastener An abrupt fall in a current value immediately after an abrupt rise at the time when an starting switch is turned ON is detected, when the current value rises due to starting of nut fastening and then the current value abruptly falls, it is determined that an inward ... | 09/29/2009 |
| 7269926 | Domed building structure A dome-like structure is disclosed which is non-circular in plan, the structure being formed of a plurality of substantially straight-edged panels. At each of a plurality of horizontal levels in the structure the edges of the panels each extend between a respective ... | 09/18/2007 |
| 7147679 | Synthetic fuel production method A method of producing a synthetic fuel by treating fines of bituminous coal with an emulsion of a tall-oil mix, which may include enhancers that either increase the chemical change in the coal or reduce the cost of the synthetic fuel. Enhancers include poly vinyl ac... | 12/12/2006 |
| 7468871 | Residual current devices A residual current device (RCD) protects a circuit by tripping in response to an imbalance signal representative of residual current imbalance in the circuit. The RCD trips the circuit when the imbalance signal exceeds a predetermined threshold rating. The RCD inclu... | 12/23/2008 |
| 7464904 | Method and system providing sleep and wake-up modes for railway track circuit unit A method provides sleep and wake-up modes for railway track circuit units. An intermediate track circuit unit communicates in a first direction to a first unit and in a different second direction to a different second unit. A plurality of wireless messages are emplo... | 12/16/2008 |
| 7437605 | Hot standby method and apparatus An apparatus provides hot standby operation with normal and standby processors, each of which includes vital inputs electrically interconnected with the vital inputs of the other processor, vital outputs, and an application routine inputting the vital inputs and out... | 10/14/2008 |
| 7431743 | Colorant for foliage of humic and/or fulvic acid, and dye The invention relates to a colorant composition comprising humic acid and/or fulvic acid and a water soluble dye. The invention in particular relates to a colorant composition to be used for turf. ... | 10/07/2008 |
| 7428663 | Electronic device diagnostic methods and systems Diagnostic methods and systems for electronic devices are disclosed. Separate dedicated diagnostic software code and operating code are respectively executed in a diagnostic mode and an operating mode of an electronic device. A determination may be made as to whethe... | 09/23/2008 |
| 7414973 | Communication traffic management systems and methods Communication traffic management systems and methods are disclosed. A threshold status of a communication traffic queue of a second communication traffic management device which is capable of receiving communication traffic from a first communication traffic managem... | 08/19/2008 |
| 7395140 | Geographic information system and method for monitoring dynamic train positions A geographic information system (GIS) displays geographic roadway data, geographic track data and geographic train position data. The GIS includes a GIS database having static roadway and track data. A computer aided dispatching (CAD) system includes a task to deter... | 07/01/2008 |
| 7389409 | Electronic device configuration management systems and methods Electronic device configuration management systems and methods are disclosed. Configuration information for configuring at least one component of an electronic device is stored in a memory. A determination is made as to whether further configuration information capa... | 06/17/2008 |
| 7386391 | Dynamic optimizing traffic planning method and system A method generates optimized traffic movement plans. A plan monitor determines a first planning boundary for traffic based upon traffic conditions of a region. A plan generator employs the first planning boundary and repetitively generates first traffic movement pla... | 06/10/2008 |
| 7376947 | Computer system and method for secure installation and operation of software A computer system provides for the secure installation and operation of software. The computer system includes a platform, such as a personal computer, having a processor and the Microsoft® Windows® operating system. The computer system also includes a first drive... | 05/20/2008 |
| 7310221 | Switching installation provided with an electrically insulating barrier A switching installation (5) having a circuit breaker (12), which is connected to a cable connection (33), and optionally a disconnector (14) for making or breaking a conductive connection between the cable connection (33) and a ra... | 12/18/2007 |
| 7301426 | Electromagnetic actuator Electromagnetic actuator for operating at least one movable contact of a switch into a switched-on position or a switched-off position. The electromagnetic actuator (1) has a first magnetic circuit for making a movable (3) and a fixed (4) pole b... | 11/27/2007 |
| 7280502 | Method for a session initiation protocol push-to-talk terminal to indicate answer operating mode to an internet protocol push-to-talk network server A push-to-talk communication device including an operating answer mode indicates that operating answer mode to a Session Initiation Protocol/Internet Protocol based push-to-talk network server. The method includes employing as the operating answer mode of the push-t... | 10/09/2007 |
| 7221142 | Measuring devices A combined toroid/shunt device for detecting residual current in an electrical installation comprising a plurality of conductors such as a live conductor (2) and a neutral conductor (3) is described. The device comprises a toroid means (1, 4) fo... | 05/22/2007 |
| 7218926 | Method, wireless handheld electronic device and system of remotely controlling e-mail settings from the device A system includes a wireless handheld electronic device having a plurality of e-mail settings associated therewith. A plurality of servers include an e-mail server and a wireless enterprise server having a database maintaining at least one of the e-mail settings. Th... | 05/15/2007 |
| 7199883 | System and method for sensing position of a vehicle A system determines the position of a vehicle moving responsive to an inverter having a 360 degree electrical cycle. The system includes a guideway comprising a linear synchronous motor excited by the inverter, a MAGLEV adapted to move with respect to the guideway a... | 04/03/2007 |
| 7065588 | Method and system for data transformation in a heterogeneous computer system A data transformation system includes clients, which initiate requests for transformation of data between first and second data formats. The system also includes peer transformation servers having data converters and graphs of available transformations between input... | 06/20/2006 |
| 7019622 | Handheld electronic device including vibrator having different vibration intensities and method for vibrating a handheld electronic device A handheld electronic device includes a housing adapted to engage a holster, and a sensor having an input adapted to sense engagement of the housing with the holster and an output responsive to that engagement. The output includes an out-of-holster state and an in-h... | 03/28/2006 |
| 6791315 | Current detector and current measuring apparatus including such detector with temperature compensation A current sensing device and a residual current detection device are described having a temperature compensation capability so that residual current can be directly measured to a high degree of precision in the background of a high load current. The residual current... | 09/14/2004 |
| 6788067 | Device for and method of detecting residual current with resistive shunts A residual current detection device comprising a plurality of resistive shunts for connection in respective ones of a plurality of lines though which current can flow to and from a load, and detector means sensitive to the voltage developed across each of the shunts... | 09/07/2004 |
| 6786012 | Mounting apparatus and photovoltaic mounting system for a solar panel and method of mounting a solar panel A photovoltaic mounting apparatus for use with a solar panel includes a base element having an elongated upper portion and a lower portion. The upper portion is structured for engagement with a rooftop by being positioning underneath the shingles of a rooftop and se... | 09/07/2004 |
| 6691103 | Method for searching a database, search engine system for searching a database, and method of providing a key table for use by a search engine for a database A method for searching a database includes receiving a search criteria including a plurality of search elements corresponding to at least some of the record elements of a database. Each of the search elements is capable of returning one or more correspond... | 02/10/2004 |
| 6671358 | Method and system for rewarding use of a universal identifier, and/or conducting a financial transaction A method for conducting a financial transaction corresponding to a good or service includes providing a plurality of first credit or debit devices; associating a universal identifier with each of the first credit or debit devices; associating one of the f... | 12/30/2003 |
| 6626537 | Non-invasive ocular dynamic monitoring assessment method and associated apparatus A method of monitoring a subject for medical conditions includes causing light to impinge on at least one eye of the subject, directing reflected light from such light beam to photosensors, converting the received reflected light to corresponding electric... | 09/30/2003 |
| 6593900 | Flexible printed circuit board antenna An electromagnetic antenna for a non-planar surface includes a flexible printed circuit board having three or four conductive levels. The flexible printed circuit board is adapted to conform to the non-planar surface and includes a plurality of electrical... | 07/15/2003 |
| 6584737 | Mounting apparatus and photovoltaic mounting system for a solar panel and method of mounting a solar panel A photovoltaic mounting apparatus for use with a solar panel includes a base element having an elongated upper portion and a lower portion. The upper portion is structured for engagement with a rooftop by being positioning underneath the shingles of a roo... | 07/01/2003 |
| 6518568 | Method and apparatus of mass-correlated pulsed extraction for a time-of-flight mass spectrometer A time-of-flight mass spectrometer includes a sample holder for a sample and an ionizer for ionizing the sample to form ions. A first element is spaced downstream from the sample holder, a second element is spaced downstream from the first element, and a ... | 02/11/2003 |
| 6494409 | Railway code following apparatus A solid state code following track relay receives pulsating rail current from a railway code transmitter. The track relay includes first and second inputs structured to receive the rail current. Two Hall effect digital current sensors each have a coil and... | 12/17/2002 |
| 6484974 | Controller for switch machine A switch machine electronic controller includes a point detecting circuit having Namur sensors for detecting an indication rod target in first and second point positions, and a lock detecting circuit having Namur sensors for detecting a lock box target in... | 11/26/2002 |
| 6446987 | Roller mechanism for container or cart A suitcase has first rollers mounted thereon to at least partially support the suitcase when in an upright position and to enable rolling movement of the suitcase across a surface. The first end of an arm is pivotally mounted to a rigid body portion of th... | 09/10/2002 |
